From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Osipenko Subject: Re: [PATCH v2] ALSA: hda/tegra: enable clock during probe Date: Mon, 4 Feb 2019 15:03:49 +0300 Message-ID: References: <1548414418-5785-1-git-send-email-spujar@nvidia.com> <20190131143024.GO23438@ulmo> <2034694.JE9CgBysmF@aspire.rjw.lan> <20190204084555.GF19087@ulmo> <07d58962-4c49-0575-2f95-4c885998bb52@nvidia.com> <20190204110510.GA10412@ulmo> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190204110510.GA10412@ulmo> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: Thierry Reding , Jon Hunter Cc: "moderated list:SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEM..." , "Rafael J. Wysocki" , Takashi Iwai , Linux Kernel Mailing List , Sameer Pujar , Linux PM , "Rafael J. Wysocki" , Pierre-Louis Bossart , linux-tegra@vger.kernel.org, sharadg@nvidia.com, rlokhande@nvidia.com, mkumard@nvidia.com List-Id: linux-pm@vger.kernel.org MDQuMDIuMjAxOSAxNDowNSwgVGhpZXJyeSBSZWRpbmcg0L/QuNGI0LXRgjoKPiBPbiBNb24sIEZl YiAwNCwgMjAxOSBhdCAwOTo1MzozMkFNICswMDAwLCBKb24gSHVudGVyIHdyb3RlOgo+Pgo+Pgo+ PiBPbiAwNC8wMi8yMDE5IDA4OjQ1LCBUaGllcnJ5IFJlZGluZyB3cm90ZToKPj4KPj4gLi4uCj4+ Cj4+PiBUaGUgaWRlYSB3YXMsIGFzIEkgd2FzIHNheWluZyBiZWxvdywgdG8gcmV1c2UgZGV2X3Bt X29wcyBldmVuIGlmCj4+PiAhQ09ORklHX1BNLiBTbyBwbV9ydW50aW1lX2VuYWJsZSgpIGNvdWxk IGJlIHNvbWV0aGluZyBsaWtlIHRoaXM6Cj4+Pgo+Pj4gCXBtX3J1bnRpbWVfZW5hYmxlKGRldikK Pj4+IAl7Cj4+PiAJCWlmICghQ09ORklHX1BNKQo+Pj4gCQkJaWYgKGRldi0+cG1fb3BzLT5yZXN1 bWUpCj4+PiAJCQkJZGV2LT5wbV9vcHMtPnJlc3VtZShkZXYpOwo+Pj4KPj4+IAkJLi4uCj4+PiAJ fQo+Pj4KPj4+IEJ1dCB0aGF0J3MgYWRtaXR0ZWRseSBzb21ld2hhdCBvZiBhIHN0cmV0Y2guIFRo aXMgY291bGQgb2YgY291cnNlIGJlCj4+PiBtYWRlIHNvbWV3aGF0IG5pY2VyIGJ5IGFkZGluZyBh biBleHBsaWNpdCB2YXJpYW50LCBzYXk6Cj4+Pgo+Pj4gCXBtX3J1bnRpbWVfZW5hYmxlX2Zvbyhk ZXYpCj4+PiAJewo+Pj4gCQlpZiAoIUNPTkZJR19QTSAmJiBkZXYtPnBtX29wcy0+cmVzdW1lKQo+ Pj4gCQkJcmV0dXJuIGRldi0+cG1fb3BzLT5yZXN1bWUoZGV2KTsKPj4+Cj4+PiAJCXJldHVybiAw Owo+Pj4gCX0KPj4+Cj4+PiBNYXliZSB0aGUgZmFjdCB0aGF0IEkgY291bGRuJ3QgY29tZSB1cCB3 aXRoIGEgZ29vZCBuYW1lIGlzIGEgZ29vZAo+Pj4gaW5kaWNhdGlvbiB0aGF0IHRoaXMgaXMgYSBi YWQgaWRlYS4uLgo+Pgo+PiBIb3cgYWJvdXQgc29tZSBuZXcgQVBJcyBjYWxsZWQgLi4uCj4+Cj4+ IHBtX3J1bnRpbWVfZW5hYmxlX2dldCgpCj4+IHBtX3J1bnRpbWVfZW5hYmxlX2dldF9zeW5jKCkK Pj4gcG1fcnVudGltZV9wdXRfZGlzYWJsZSgpIChpbXBsaWVzIGEgcHV0X3N5bmMpCj4+Cj4+IC4u LiBhbmQgaW4gdGhlc2UgQVBJcyB3ZSBhZGQgLi4uCj4+Cj4+IHBtX3J1bnRpbWVfZW5hYmxlX2dl dChkZXYpCj4+IHsKPj4gCWlmICghQ09ORklHX1BNICYmIGRldi0+cG1fb3BzLT5yZXN1bWUpCj4+ IAkJcmV0dXJuIGRldi0+cG1fb3BzLT5yZXN1bWUoZGV2KTsKPj4KPj4gCXBtX3J1bnRpbWVfZW5h YmxlKGRldik7Cj4+IAlyZXR1cm4gcG1fcnVudGltZV9nZXQoZGV2KTsKPj4gfQo+IAo+IFllYWgs IHRob3NlIHNvdW5kIHNlbnNpYmxlLiBJJ20gc3RpbGwgYSBiaXQgdG9ybiBiZXR3ZWVuIHRoaXMg YW5kIGp1c3QKPiBlbmZvcmNpbmcgUE0uIEF0IGxlYXN0IG9uIHRoZSBkaXNwbGF5IHNpZGUgSSB0 aGluayB3ZSBhbHJlYWR5IHJlcXVpcmUgUE0KPiBhbmQgd2l0aCBhbGwgdGhlIHBvd2VyIGRvbWFp biB3b3JrIHRoYXQgeW91IGRpZCB3ZSdkIGJlIG11Y2ggYmV0dGVyIG9mZgo+IGlmIHdlIGNvdWxk IGp1c3QgZ2V0IHJpZCBvZiB0aGUgIVBNIHdvcmthcm91bmRzLgo+IAo+Pj4+PiBUaGlzIHdvdWxk IGJlIHNvbWV3aGF0IHRyaWNreSBiZWNhdXNlIGRyaXZlcnMKPj4+Pj4gdXN1YWxseSB1c2UgU0VU X1JVTlRJTUVfUE1fT1BTIHRvIHBvcHVsYXRlIHRoZSBzdHJ1Y3QgZGV2X3BtX29wcyBhbmQKPj4+ Pj4gdGhhdCB3b3VsZCByZXN1bHQgaW4gYW4gZW1wdHkgc3RydWN0dXJlIGlmICFDT05GSUdfUE0s IGJ1dCB3ZSBjb3VsZAo+Pj4+PiBwcm9iYWJseSB3b3JrIGFyb3VuZCB0aGF0IGJ5IGFkZGluZyBh IF9fU0VUX1JVTlRJTUVfUE1fT1BTIHRoYXQgd291bGQKPj4+Pj4gbmV2ZXIgYmUgY29tcGlsZWQg b3V0IGZvciB0aGlzIGtpbmQgb2YgY2FzZS4gT3Igc3VjaCBkcml2ZXJzIGNvdWxkIGV2ZW4KPj4+ Pj4gbWFudWFsbHkgc2V0IC5ydW50aW1lX3N1c3BlbmQgYW5kIC5ydW50aW1lX3Jlc3VtZSB0byBt YWtlIHN1cmUgdGhleSdyZQo+Pj4+PiBhbHdheXMgcG9wdWxhdGVkLgo+Pj4+Pgo+Pj4+PiBBbm90 aGVyIHdheSBvdXQgb2YgdGhpcyB3b3VsZCBiZSB0byBtYWtlIHN1cmUgd2UgbmV2ZXIgcnVuIGlu dG8gdGhlIGNhc2UKPj4+Pj4gd2hlcmUgcnVudGltZSBQTSBpcyBkaXNhYmxlZC4gSWYgd2UgYWx3 YXlzICJzZWxlY3QgUE0iIG9uIFRlZ3JhLCB0aGVuIFBNCj4+Pj4+IHNob3VsZCBhbHdheXMgYmUg YXZhaWxhYmxlLiBCdXQgaXMgaXQgZ3VhcmFudGVlZCB0aGF0IHJ1bnRpbWUgUE0gZm9yIHRoZQo+ Pj4+PiBkZXZpY2VzIGlzIGZ1bmN0aW9uYWwgaW4gdGhhdCBjYXNlPyBGcm9tIGEgY3Vyc29yeSBs b29rIGF0IHRoZSBjb2RlIGl0Cj4+Pj4+IHdvdWxkIHNlZW0gdGhhdCB3YXkuCj4+Pj4KPj4+PiBJ ZiB5b3Ugc2VsZWN0IFBNLCB0aGVuIGFsbCBvZiB0aGUgcmVxdWlzaXRlIGNvZGUgc2hvdWxkIGJl IHRoZXJlLgo+Pj4KPj4+IFdlIGRvIHRoaXMgb24gNjQtYml0IEFSTSwgYnV0IHRoZXJlIGhhZCBi ZWVuIHNvbWUgcHVzaGJhY2sgd2hlbiB3ZSBoYWQKPj4+IHByb3Bvc2VkIHRvIGRvIHRoZSBzYW1l IHRoaW5nIG9uIDMyLWJpdCBBUk0uIEkgdGhpbmsgdGhlcmUgd2VyZSB0d28KPj4+IGNvbmNlcm5z Ogo+Pj4KPj4+IAkxKSBzZWxlY3QgUE0gd291bGQgZm9yY2UgdGhlIHNldHRpbmcgZm9yIGFsbCBw bGF0Zm9ybXMgb24gbXVsdGktCj4+PiAJICAgcGxhdGZvcm1zIGJ1aWxkcwo+Pj4KPj4+IAkyKSBw cmV2ZW50cyBhbnlvbmUgZnJvbSBkaXNhYmxpbmcgUE0gZm9yIGRlYnVnZ2luZyBwdXJwb3Nlcwo+ Pj4KPj4+IDEpIG5vIGxvbmdlciBzZWVtcyB0byBiZSB2YWxpZCBiZWNhdXNlIFJvY2tjaGlwIGFs cmVhZHkgc2VsZWN0cyBQTQo+Pj4gdW5jb25kaXRpb25hbGx5LiBJJ20gbm90IHN1cmUgaWYgMikg aXMgdmFsaWQgYW55bW9yZSBlaXRoZXIuIEkgaGF2ZW4ndAo+Pj4gcnVuIGEgYnVpbGQgd2l0aCAh UE0gaW4gYSB2ZXJ5IGxvbmcgdGltZSBhbmQgSSB3b3VsZG4ndCBiZSBzdXJwcmlzZWQgaWYKPj4+ IHRoYXQgd2FzIGNvbXBsZXRlbHkgYnJva2VuLgo+Pj4KPj4+IE1heWJlIHdlIG5lZWQgdG8gdHJ5 IHRoaXMgYWdhaW4gc2luY2UgYSBjb3VwbGUgb2YgeWVhcnMgaGF2ZSBlbGFwc2VkIGFuZAo+Pj4g cnVudGltZSBQTSBzdXBwb3J0IG9uIFRlZ3JhIGlzIG11Y2ggbW9yZSBtYXR1cmUgYXQgdGhpcyBw b2ludC4KPj4+Cj4+Pj4gQWx0ZXJuYXRpdmVseSwgeW91IGNhbiBtYWtlIHRoZSBkcml2ZXIgZGVw ZW5kIG9uIFBNLgo+Pj4KPj4+IFRoYXQncyBwcm9iYWJseSB0aGUgZWFzaWVzdCB3YXkgb3V0LCBi dXQgdG8gYmUgaG9uZXN0IEkgdGhpbmsgSSdkIHByZWZlcgo+Pj4gdG8ganVzdCBlbmZvcmNlIFBN IGFuZCBrZWVwIHRoaW5ncyBzaW1wbGUuCj4+Pgo+Pj4gSm9uLCBhbnkgb2JqZWN0aW9ucz8KPj4K Pj4gTm9uZSwgYnV0IHNlZW1zIG92ZXJraWxsIGp1c3QgZm9yIHRoaXMgY2FzZS4KPiAKPiBCdXQg dGhhdCdzIHByZWNpc2VseSB0aGUgcG9pbnQuIEl0J3Mgbm90IGp1c3QgYWJvdXQgdGhpcyBjYXNl LiBXZSd2ZQo+IGFscmVhZHkgZ290IHNvbWUgZHJpdmVycyB3aGVyZSB3ZSBkbyBhIHNpbWlsYXIg ZGFuY2UganVzdCB0byBiZSBhYmxlIHRvCj4gc3VwcG9ydCB0aGUsIGxldCdzIGFkbWl0IGl0LCBl eG90aWMgY2FzZSB3aGVyZSBzb21lYm9keSB0dXJucyBvZmYgUE0uIEkKPiB0aGluayBzdXBwb3J0 aW5nICFQTSBtaWdodCBoYXZlIG1hZGUgc2Vuc2UgYXQgYSBwb2ludCB3aGVyZSB3ZSBoYWQgbm8K PiBzdXBwb3J0IGZvciBwb3dlciBtYW5hZ2VtZW50IGF0IGFsbC4gQnV0IEkgdGhpbmsgd2UndmUg Y29tZSBhIGxvbmcgd2F5Cj4gc2luY2UgdGhlbiwgYW5kIHdoaWxlIHdlIG1heSBzdGlsbCBoYXZl IHNvbWUgd2F5cyB0byBnbyBpbiBzb21lIGFyZWFzLAo+IHdlIGRvIGZhaXJseSBkZWNlbnQgcnVu dGltZSBQTSBtb3N0IG9mIHRoZSB0aW1lLCB0byB0aGUgcG9pbnQgd2hlcmUgSSBubwo+IGxvbmdl ciBzZWUgYW55IGJlbmVmaXRzIGluICFQTS4KCkknbSByZXF1ZXN0aW5nIFBNX0RFQlVHX0FMV0FZ U19PTiBvcHRpb24gdGhlbiEgRGlzYWJsaW5nIFBNIGlzIGEgdXNlZnVsIGRlYnVnIGZlYXR1cmUs IGl0IGNhbid0IGp1c3QgZ28gYXdheS4gCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCkFsc2EtZGV2ZWwgbWFpbGluZyBsaXN0CkFsc2EtZGV2ZWxAYWxzYS1w cm9qZWN0Lm9yZwpodHRwOi8vbWFpbG1hbi5hbHNhLXByb2plY3Qub3JnL21haWxtYW4vbGlzdGlu Zm8vYWxzYS1kZXZlbAo=